1945 S Mercury Dimes : Micro

Winged Liberty Silver Dime

What this coin looks like (obverse, reverse, mint mark location, special features, etc.):One major variety is the 1945 Micro "S" silver Mercury Dime. The San Francisco produced a coin with a normal sized "S" mint mark and a rarer one with a smaller and more compact "S" mintmark. The difference between the 1945 Micro "S" vs Normal "S" Mercury Dime can be seen in the example image below: